| Date | Open | Close | Volume |
| 2010-03-03 | 19.36 | 19.50 | 6100 |
| 2010-03-02 | 19.42 | 19.37 | 7400 |
| 2010-03-01 | 20.05 | 19.50 | 14500 |
| 2010-02-26 | 19.83 | 19.56 | 10000 |
| 2010-02-25 | 19.48 | 19.82 | 11600 |
| 2010-02-24 | 19.47 | 19.38 | 16000 |
| 2010-02-23 | 19.65 | 19.45 | 5500 |
| 2010-02-22 | 19.40 | 19.50 | 9000 |
| 2010-02-19 | 19.50 | 19.15 | 10100 |
| 2010-02-18 | 19.85 | 19.14 | 16500 |
| 2010-02-17 | 19.50 | 19.80 | 6200 |
| 2010-02-16 | 19.54 | 19.33 | 3700 |
| 2010-02-12 | 18.90 | 19.10 | 9900 |
| 2010-02-11 | 18.78 | 18.70 | 6900 |
| 2010-02-10 | 18.10 | 18.78 | 18700 |
| 2010-02-09 | 17.99 | 18.11 | 3400 |
| 2010-02-08 | 17.89 | 17.98 | 19400 |
| 2010-02-05 | 18.38 | 17.96 | 15100 |
| 2010-02-04 | 18.89 | 18.39 | 11200 |
| 2010-02-03 | 19.01 | 18.93 | 3000 |
| 2010-02-02 | 18.85 | 19.00 | 4100 |
| 2010-02-01 | 19.07 | 18.75 | 13800 |
| 2010-01-29 | 19.45 | 19.15 | 34000 |
| 2010-01-28 | 20.00 | 19.50 | 8600 |
| 2010-01-27 | 20.06 | 20.00 | 7300 |
| 2010-01-26 | 20.00 | 20.14 | 8700 |
| 2010-01-25 | 20.35 | 20.00 | 20300 |
| 2010-01-22 | 20.32 | 20.35 | 5300 |
| 2010-01-21 | 20.20 | 20.30 | 15600 |
| 2010-01-20 | 19.91 | 20.35 | 7400 |
| 2010-01-19 | 20.47 | 20.02 | 10100 |
| 2010-01-15 | 20.19 | 20.13 | 16100 |
Other Companies: 04-21-2008-1 | Telefonica of Argentina, Inc. | 10-23-2009-1
OGE Energy Corp. | 07-16-2008-1 | Unitedhealth Group, Inc.